Nutrient lockout happens when your plant can not access specific, or all nutrients in the growing medium, this is due to a chemical reaction within the medium/solution which prevents nutrients from being absorbed by the roots.

Aged nutrients can precipitate in the bottle, causing some of the ingredients to […]

Well…what can we say causes this..Hmm there are a number of things. If you followed H) right then you should not have this but we will explain it anyway. Lockout occurs when the plant can not get access to […]